Features: brand new and high quality Bluetooth-compatible 5.0 stable and continuous connection, faster and farther transmission, low power consumption, extended use for time, and enjoyed near-zero latency gaming and video experience. The wireless in-ear earphones are made according to the ear canal and fit perfectly. This earphone can not only ensure the comfort of wearing all day, but also improve the sound insulation effect of the earphone. High-fidelity and stereo, it can improve the accuracy and power,producing clearer and clearer sound, making you feel at the center of the live performance. for Smart for touch, long standby for time, just one for touch, you can control everything. Built-in 40mAh earphone battery and 500mAh charging box battery, ensuring up to 36 hours of playing for time. Specifications: Material:Plastic Color:Black Bluetooth-compatible Version: 5.0 Operating Range: About 49.21feet Barrier-free Transmission Distance (15meters Barrier-free Transmission Distance ) Charging Port:Type-C Charging Box Capacity:500mAh Earphone Capacity:40mAh IPX7 Waterproof Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Pair Headsets 1x Charging Box 1x Charging Cable 1x User Manual